Pump assembly



FIG. 1 is a perspective view of a pump assembly;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

The broken lines shown in the drawing views are included for the purpose of showing environmental structure that forms no part of the claimed design. 

CLAIM The ornamental design for a pump assembly, as shown and described. 